Device for cooling the body by means of light volatile chemicals



Aug. 6, 1935. J; c, BlsCHOFF 2,010,132

DEVICE FOR COOLING THE BODY BY MEANS OF LIGHT VOLATILE -CHEMICALS Filed Nov. 7, 1933 Patented Aug. 6, 1935 i UNITED STATES PATENT OFFICE DEVICE FOR COOLING THE BODY BY MEANS OF LIGHT VOLATILE CHEMICALS Johannes Christian-Bischoff, Kiel, Germany Application November 7, 1933, Serial No. 697,087 In Germany May 31, 1933 6 Claims. (Cl. 62-168) A rapid cooling of the body is attained by dip- The volatile substance is supplied to the evapping the hands and arms intoa basin containorating plate d'through a tube 9 fixed on the coning cold water or by holding the forearm under tainer a and provided at its end with a distribua cool but not too strong jet of water from the tor head It by means of which the volatile subwater main, so that the jet runs just onto the stance is distributed over the absorbent cellulose 5 artery. This method can, however, be employed material 2 placed in the evaporating plate d, so only when cooled water, ice or the like is availthat it can evaporate. The volatile substance able. Cooling devices are also known in which may be supplied directly or by a wick i to the the temperature of the body can be treated by distributor head h, and the quantity can if necl0 application of absorbent substances. In these essary be regulated by a valve or screw it ar- 10 cooling devices, however, the cooling substance ranged in the feed tube g. Eyes I are provided must be renewed. on the device a to enable it to be fixed over the Contrary hereto the cooling according to the artery at the wrist by means of straps, elastic. invention is attained in that'the cooling medium bands or clips.

leaves the container and enters into anevapbr- Fig. 4 shows as example of application a device 15 ating device in which it' is caused to evaporate for cooling the head in a tropical helmet, the by the admittance of air, so that the cooling efcontainer a being arranged in the space above feet is obtained. The cooling substance need not the sweat band whereas several evaporating be removed for renewal but the container is plates d, connected with the container aby tubes,

merely refilled as soon as the volatile substance are arranged on the sweat band so that the tem- 20 has been consumed which is fed from the conples and forehead are cooled thereby. tainer as desired. The construction of the device depends in other This is a ned according to the invention in respects upon the volatile substance and consehat the Cooling medium is containfil hic quently as to whether the device is intended for is conn ct d dir tly r y means of a e with cooling the temperature of the body or the Wrists, 25 an p t ng device, and that the admission the heart, the temples or the like, or for cooling of the cooling substance into the evaporating de an inflammation on the body, for example on the vice ca be regulated directly y means of a ,legs. Volatile etheric oils or the like or also valve or screw. The evaporating device is closed crystallized chemicals Such as d ice, and th on the side adjacent the body so that no direct like which generate cold on volatilizing, y be 30 55 wards to form a channel.

moistening 0f the p takes P and the employed as source of cold. If volatile etheric eral edges are rolled inwards in order to prevent oils, which do not irritate the Skin, are employed overfiowmg- Thls demo? may also be employed the evaporating plate and the edge thereof may without absorbent matenal' be provided with holes adapted to be entirely or An embodiment of the invention is illustrated partly closed by a slide or by some other known means. If stronger chemicals are employed or by way of example in the accompanying drawif the device is to be used by persons having a ing, in which: d

l to Ian view of the container. an Flg 1s a p p very sensitive skin, no holes are provided in the the evaporating device. 40 Fig. 2 is a front elevation.

Fig. 3 is a side elevation. no volatile liquid can come into contact with the Fig. 4 shows by way of example a container for skin. head cooling. By dry ice is understood solid carbon diox- 5 ShOWS an evapOTatOI' Without cqntaineride which is accommodated in the container and The device for cooling the blood temperature is slowly liquefied and volatilized by the admis- 45 consists of a container 0. for the cooling medium. Sion of These substances may contain re- The container is provided with a filling screw b. freshing pertumea In order to avoid the necessity of complete re The evaporating device may also be arranged moval of the screw b for fining its shank 1s holdirectly below the container a registering with the low and provided with an aperture 0 through Same and Separated therefrom by an air gap which the container can be fined The-em? Finally other combinations are possible, for exoratmg d-evice extendmg E iL- ample the arrangement of the container a in a, conslsts g f i fiifi 2 1. circle around the evaporating device. metal ma e e e g 7 The device may be constructed as a piece of evaporating plate and in the edge thereof so that 40 2 aeraraa jewelry and ornamented with stones, a Watch or tube for regulating the flow of refrigerant from the like. said container to said head.

The advantage of the device for cooling the 4. A device tor cooling the body with the Md arteries consists in that its employment is not of a volatile refrigerant, comprising in combinarestricted to any particularplace and that its tion a reirigerant container and an evaporator wearer can continue to carry out his ordinary connecmd with said container, said evaporator duties. including a plate adapted to bear against the I c1aim:-- skin, a tube extending from one end of said con- 1. A device for cooling the body with the aid tainer over said plate, a distributor head on the of a volatile refrigerant, comprising in combina-= end of said tube and adapted to distribute the tion a refrigerant container, and an evaporator refrigerant over said plate, means in said tube connected with said container, said evaporator for regulating the flow of refrigerant from said including a plate adapted to bear against the container to said head, and a filling screw on skin, a tube extending from said container, and the end of said container remote from said tube a distributor head on the end of said tube, and having a hollow shank and an aperture to allow means adaped to distribute the refrigerant over the filling of said container without completely said plate. removing said screw.

2. A device for cooling the body with the aid 5. A device for cooling the body with the aid of a volatile refrigerant, comprising in combinaof a volatile refrigerant, comprising in combination a refrigerant container and an evaporator tion a refrigerant container, an evaporator conconnected with said container, said evaporator nected to said container, and including a plate including a plate adapted to bear against the skin, closed on the side adjacent the skin, means for a tube extending from one end of said container admitting refrigerant from said container to said over said plate, a distributor head on the end evaporator, and edges on said plate rolled in to of said tube and adapted to distribute the reform a channel adapted to prevent the volatile frigerant over said plate, and means in said tube substance from coming into contact with the for regulating the flow of refrigerant from said skin. container to said head. 6. A device for cooling the body with the aid 3. A device for cooling the body with the aid of a volatile refrigerant, comprising in combiof a volatile refrigerant, comprising in combinanation a refrigerant container, an evaporator ext-ion aTefrigerantwontaiir; and an evaporator tending from one end of said container and in= connected with said contain'i'fsaidevaporatoiuluding a plate adapted to bear against the skin, including a plate adapted to bear against the means for admitting refrigerant from said conskin, a tube extending from one end of said container to said evaporator, and eyes one on each tainer over said plate, a distributor head on the side of said container adapted to secure the deend of said tube and adapted to distribute the vice on the part of the body to be cooled. refrigerant over said plate, and a screw in said JOHANNES CHRISTIAN BISCHOFF. 

